.banner {
    width: 100%;
    height: 300px;
    background-color: #fff;
    margin-bottom: 50px;
}

.banner-c {
    width: 100%;
    height: 300px;
    margin: 0 auto;
    background: url(../img/project-bg.jpg) no-repeat center;
}

.show {
    width: 100%;
    background-color: #fff;
}

.show-c {
    width: 1200px;
    margin: 0 auto;
    height: 100%;
    /* background-color: pink; */
}

.show .box {
    margin-bottom: 55px;
}

.show .box-hd {
    font-size: 14px;
    overflow: hidden;
}

.show .box-hd .title {
    float: left;
    height: 14px;
    line-height: 14px;
}

.show .box-hd .title span {
    color: #668aca;
}

/* 子导航 */
.show .sub-nav {
    float: right;
    height: 20px;
}

.show .sub-nav .sub-item {
    float: left;
    width: 100px;
    height: 20px;
    font-size: 14px;
    text-align: center;
}
.show .sub-nav .sub-item a{
    display: block;
    height: 16px;
    line-height: 16px;
}

.show .sub-nav .sub-line {
    float: left;
    margin-top: 4px;
    width: 1px;
    height: 8px;
    background-color: #a1a1a1;
}

.show .sub-nav .sub-item .line {
    display: block;
    width: 12px;
    height: 1px;
    background-color: #668aca;
    margin: 0 auto;
    margin-top: 3px;
    opacity: 0;
}

.show .sub-nav .sub-item:hover .line {
    opacity: 1;
}

.show .sub-nav .sub-item:hover a {
    font-size: 16px;
    color: #668aca;
}

/* 激活样式 */
.show .sub-nav .sub-item.active .line {
    opacity: 1;
}

.show .sub-nav .sub-item.active a {
    font-size: 16px;
    color: #668aca;
}
/* 项目列表 */
.show .pro-list {
    padding-top: 65px;
    overflow: hidden;
}

.show .pro-item {
    position: relative;
    float: left;
    width: 360px;
    height: 270px;
    margin-right: 60px;
    margin-bottom: 21px;
}

.show .pro-item .bg {
    width: 360px;
    height: 180px;
}

.show .pro-item .info {
    position: relative;
    height: 90px;
    width: 360px;
    background-color: #fff;
    overflow: hidden;

}

.show .pro-item .info .city {
    font-size: 14px;
    height: 14px;
    color: #767676;
    line-height: 14px;
    margin-top: 28px;
    margin-left: 50px;

}

.show .pro-item .info .desc {
    font-size: 12px;
    height: 13px;
    color: #767676;
    line-height: 13px;
    margin-left: 50px;
    margin-top: 7px;

}

.show .pro-item .info .more {
    position: absolute;
    top: 30px;
    right: 50px;
    width: 30px;
    height: 30px;
    background-color: rgba(255, 255, 255, .2);
}
/* 蒙层 */
.show .pro-item .mask {
    position: absolute;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.5);
    color: #fff;
    border-radius: 8px;
    text-indent: 50px;
    opacity: 0;
}

.show .pro-item:hover .mask {
    opacity: 1;
}

.show .pro-item:hover .bg {
    height: 270px;
    background: url(../img/1-3.jpg) no-repeat center;
}

.show .pro-item:hover img {
    opacity: 0;
}

.show .pro-item:hover .info {
    opacity: 0;
}

.show .pro-item .mask .title {
    font-size: 14px;
    height: 15px;
    line-height: 15px;
    color: #fff;
    margin-top: 58px;
}

.show .pro-item .mask .text {
    margin-top: 4px;
    font-size: 12px;
    height: 12px;
    line-height: 12px;
    color: #fff;
}

.show .pro-item .mask .desc {
    display: block;
    height: 44px;
    margin-top: 14px;
    font-size: 12px;
    line-height: 22px;
    color: #fff;
}

.show .pro-item .mask .mask-m {
    position: absolute;
    bottom: 60px;
    right: 50px;
    width: 38px;
    height: 38px;
    background: url(../img/p2.jpg) no-repeat center;
}